php画图绘图插件libchart使用例子

<?php
 
//1.遍历出所有html文件
$dir = './jquery/jquery/'; //文件目录、
 
$move_to = './jquery/jquery_new/';
 
foreach(glob($dir . '*.htm*') as $html)
{
    //读取文件
    $fp = fopen($html, 'a+');
    $html_string = fread($fp, filesize($html));
   
    //转码操作
    $html_string = str_replace('charset=gb2312', 'charset=UTF-8', $html_string);
   
    $file_code = mb_detect_encoding()($html_string, array('UTF-8','GBK','LATIN1','BIG5'));
   
    if($file_code = 'CP936')
    {
        $html_string = mb_convert_encoding($html_string ,'utf-8' , 'gbk');
    }
   
    //获取文件名
    $slice = explode('/', $html);
    $file_name = end($slice);
   
    //移到新文件
    file_put_contents($move_to . $file_name, $html_string);
   
    fclose($fp);
}
 
echo 'ok, 执行完成';

<?php
 
/**
 * 检测编码
 * string mb_detect_encoding ( string $str [, mixed $encoding_list = mb_detect_order() [, bool $strict = false ]] )
 *
 * @param $str 要检测的字符串
 * @param $encoding_list 检测编码的顺序
 * @param $strict 是否严格检测编码
 */
 
$str = 'http://www.111cn.net-PHP点点通';
echo $file_code = mb_detect_encoding($str, array('UTF-8','GBK','LATIN1','BIG5')); //UTF-8
 
/**
 * 转换编码
 * string mb_convert_encoding ( string $str , string $to_encoding [, mixed $from_encoding ] )
 *
 * @param $str 要转换的字符串
 * @param $to_encoding 转换后的字符串
 * @param $from_encoding
 */
 
echo mb_convert_encoding($str, 'GBK', 'UTF-8');

$ip = $_SERVER["REMOTE_ADDR"];

else if(getenv("HTTP_X_FORWARDED_FOR"))
$ip = getenv("HTTP_X_FORWARDED_FOR");

function getIP()
{
    static $realip;
    if (isset($_SERVER)){
        if (isset($_SERVER["HTTP_X_FORWARDED_FOR"])){
            $realip = $_SERVER["HTTP_X_FORWARDED_FOR"];
        } else if (isset($_SERVER["HTTP_CLIENT_IP"])) {
            $realip = $_SERVER["HTTP_CLIENT_IP"];
        } else {
            $realip = $_SERVER["REMOTE_ADDR"];
        }
    } else {
        if (getenv("HTTP_X_FORWARDED_FOR")){
            $realip = getenv("HTTP_X_FORWARDED_FOR");
        } else if (getenv("HTTP_CLIENT_IP")) {
            $realip = getenv("HTTP_CLIENT_IP");
        } else {
            $realip = getenv("REMOTE_ADDR");
        } www.111cn.net
    }
    return $realip;
}

function get_onlineip() {
    $ch = curl_init('http://www.ip138.com/ip2city.asp');
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    $a  = curl_exec($ch);
    preg_match('/[(.*)]/', $a, $ip);
    return $ip[1];
 }

<?php
$imgurl_str="||http://www.111cn.net|http://www.111cn.net|http://www.111cn.net";
$imgurl_arr = explode ( "|", $imgurl_str );
$imgurl_arr =array_filter($imgurl_arr);
print_r($imgurl_arr);
$imgurl_arr = array_values($imgurl_arr);
print_r($imgurl_arr);
/*

Array

(

    
[2] => http://www.111cn.net

    
[3] => http://www.111cn.net

    
[4] => http://www.111cn.net

)

Array

(

    
[0] => http://www.111cn.net

    
[1] => http://www.111cn.net

    
[2] => http://www.111cn.net

)

*/

?>

//模拟登录
function login_post($url, $cookie, $post) {
    $curl = curl_init();//初始化curl模块
    curl_setopt($curl, CURLOPT_URL, $url);//登录提交的地址
    curl_setopt($curl, CURLOPT_HEADER, 0);//是否显示头信息
    curl_setopt($curl, CURLOPT_RETURNTRANSFER, 0);//是否自动显示返回的信息
    curl_setopt($curl, CURLOPT_COOKIEJAR, $cookie); //设置Cookie信息保存在指定的文件中
    curl_setopt($curl, CURLOPT_POST, 1);//post方式提交
    curl_setopt($curl, CURLOPT_POSTFIELDS, http_build_query($post));//要提交的信息
    curl_exec($curl);//执行cURL
    curl_close($curl);//关闭cURL资源，并且释放系统资源
}

//登录成功后获取数据
function get_content($url, $cookie) {
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_HEADER, 0);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie); //读取cookie
    $rs = curl_exec($ch); //执行cURL抓取页面内容
    curl_close($ch);
    return $rs;
}